How can I use the transform shortcut in After Effects to quickly adjust the position, scale, rotation, and opacity of layers in my composition?

In After Effects, you can use the transform shortcut to quickly adjust the position, scale, rotation, and opacity of layers in your composition. Simply select the layer you want to modify, then press "P" for position, "S" for scale, "R" for rotation, or "T" for opacity. This allows you to make fast and precise adjustments to your layers without having to navigate through multiple menus.